Cradle type ground lug for conduit
US4159859A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Nov 21, 1977 |
| Grant date | Jul 3, 1979 |
| Priority date | — |
| Expiry date | Nov 21, 1997 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R4/60
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A grounding device includes an internally threaded collar having an end insulator bushing and provided in its outer peripheral face with a radial coupling socket which has regularly circumferentially spaced longitudinal grooves and a tapped axial bore in its base. A wire clamp includes an elongated base provided at an end thereof with a projecting polygonal shank which slideably engages the socket and grooves to permit the selective angular adjustment of and the angular locking of the wire clamp to the collar. A locking and fastening screw engages a bore coaxially formed in the shank and the tapped bore in the socket base. The wire clamp includes a stationary jaw integrally formed with the base and a screw advanced movable jaw.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.